Stanvac
美孚真空石油公司(美国)
🗣️ 情景例句
But your L C must reach us 30 days before delivery.
但交货前30天，我们必须要收到你们的信用证。
Even the walls have ears.
隔墙有耳。
That's easier said than done!
说来容易做起来难哪！